The miner statistics HTTP API in EWBF Cuda Zcash Miner Version 0.3.4b hangs on incoming TCP connections until some sort of request is made (such as "GET / HTTP/1.1"), which allows for a Denial of Service attack preventing a user from viewing their mining statistics by an attacker opening a session with telnet or netcat and connecting to the miner on the HTTP API port.

The miner statistics HTTP API in EWBF Cuda Zcash Miner Version 0.3.4b hangs on incoming TCP connections until some sort of request is made (such as "GET / HTTP/1.1"), which allows for a Denial of Service attack preventing a user from viewing their mining statistics by an attacker opening a session with telnet or netcat and connecting to the miner on the HTTP API port.